Answer:
Well on of the properties states that unless there are parenthesis, you multiply and divide first then you add and subtract. So, first we multiply 28*4 and that leaves use with 112, now if there is no more multiplication, division, or parentheses, and there's not. We can continue all we do is add 18+112 and we get our answer of 130.
x = 5.
I attached an image of my work!
Step 1: Subtract 8 from both sides
4x = 20
Step 2: Divide each side by 4
x = 5
Pentagons have five sides, so 5x = 20. Only value for x that makes this true is 4, so 4 cm per side.
Answer:
oi mate
for the 1st one its "it means that there are 36 cookies in 3 dozen"
for the 2nd one its"(1,12) since 1 is the start and 12 is the beginning
Step-by-step explanation:
